Flirting, maintaining a romantic relationship via a text message from a cell phone, an email, or a postal mail letter, such as pen pals or maintenance of a long distance relationship. Textual relations are often used when two people feel the need to carefully choose their words; when thought and careful composition of thought over a longer period of time are required; when the fear of spoken conversation may be misunderstood or taken in the wrong context.

I use my word processor to carefully compose my thoughts before sending my messages out to any of my textual relations.

Relationships with the opposite sex charachterized by lengthy text message conversations, where two people in a more commited, long term relationship may have summed it up in a two minute phone conversation; Courtship period where a phone call may seem too forward, texting is more comfortable.

"Has Bobby hit that yet?"
" haha, nah hes been engaged in primarily textual relations with her since that party"